CN216643413U

CN216643413U - Reducing pipe

Info

Publication number: CN216643413U
Application number: CN202122893586.7U
Authority: CN
Inventors: 杨月洁; 肖远; 池光文
Original assignee: Zhejiang Good Fittings Co ltd
Current assignee: Zhejiang Good Fittings Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-05-31
Anticipated expiration: 2031-11-22

Abstract

The application discloses reducing pipe relates to reducing pipe technical field, improves the comparatively inconvenient problem of present eccentric reducing pipe installation. Including the path pipe, the reducer pipe that one side fixedly connected with of path pipe is linked together, the reducer pipe is kept away from the connecting pipe that the one end fixedly connected with of path pipe is linked together, the connecting pipe is kept away from one side fixedly connected with sealing washer of reducer pipe, connecting pipe, path pipe and the set screw that this application passes through set up for can adjust the position of reducer pipe and path pipe skew through rotating the reducer pipe, then drive flange and connecting pipe one end through twisting gland nut, and then sealing washer one end to the inner wall laminating with the seal groove during, and then seal the gap between connecting pipe and the path pipe, with satisfy the regulation of the eccentric position of connecting back path pipe and path pipe, make the connection of whole reducer pipe and path pipe more convenient.

Description

Reducing pipe

Technical Field

The application relates to the technical field of reducing pipes, in particular to a reducing pipe.

Background

The reducing pipe is also called as a reducer, is one of chemical pipe fittings and is used for connecting two different pipe diameters. It is also divided into concentric reducer and eccentric reducer for connecting two pipes with different diameters.

Most of the existing eccentric reducing pipes are of an integrated structure, and the eccentric position cannot be adjusted when the pipe is used, so that the pipe needs to be adjusted in the installation process, and time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

In order to improve the comparatively inconvenient problem of present eccentric reducing pipe installation, this application provides a reducing pipe.

The application provides a reducing pipe adopts following technical scheme:

the utility model provides a reducing pipe, includes the path pipe, the reducing pipe that one side fixedly connected with of path pipe is linked together, the reducing pipe is kept away from the connecting pipe that the one end fixedly connected with of path pipe is linked together, the connecting pipe is kept away from one side fixedly connected with sealing washer of reducing pipe, the sealing washer is kept away from one side of connecting pipe is equipped with big path pipe, big path pipe is close to a lateral wall of connecting pipe set up with the seal groove of sealing washer looks adaptation, the outside of connecting pipe is rotated and is connected with the flange that rotates, the flange that rotates is close to one side of big path pipe is equipped with mounting flange, mounting flange with big path pipe fixed connection, the even fixedly connected with clamping screw in one side of mounting flange, clamping screw with the connection can be dismantled to the flange that rotates.

Optionally, through holes matched with the fixing screws are uniformly formed in the surface of the rotating flange, the fixing screws penetrate through the through holes, and the outer sides of the through holes are in threaded connection with compression nuts.

Optionally, the outside fixedly connected with ring gear of reducing pipe, the top meshing of ring gear is connected with the gear, one side fixedly connected with pivot of gear, the pivot with mounting flange rotates to be connected.

Optionally, the outer side of the rotating shaft is rotatably connected with a supporting plate, and the supporting plate is fixedly connected with the large-diameter pipe.

Optionally, one end of the rotating shaft, which is far away from the gear, is fixedly connected with a worm wheel, and the outer side of the worm wheel is connected with a worm in a meshing manner.

Optionally, the outer side of the worm is symmetrically and rotatably connected with a vertical block, and the vertical block is fixedly connected with the outer wall of the large-diameter pipe.

Optionally, one end of the worm is fixedly connected with a hand wheel.

Optionally, one side of the gear ring, which is far away from the rotating flange, is uniformly and fixedly connected with a triangular supporting sheet, and the triangular supporting sheet is fixedly connected with the outer wall of the reducer pipe.

To sum up, the beneficial effect of this application is as follows:

the connecting pipe that this application passed through, major diameter pipe and clamping screw set up, make can adjust the position of reducing pipe and path pipe skew through rotating the reducing pipe, then drive through twisting gland nut and rotate flange and connecting pipe one end, and then make sealing washer one end to with the inner wall laminating of seal groove, and then seal the gap between connecting pipe and the major diameter pipe, with satisfy the regulation of the eccentric position of connecting back major diameter pipe and path pipe, make the connection of whole reducing pipe and major diameter pipeline and minor diameter pipeline more convenient.

Drawings

FIG. 1 is a cross-sectional view of the overall structure of the present application;

FIG. 2 is an enlarged view of the portion A of FIG. 1;

fig. 3 is a schematic structural diagram of the present application.

Description of reference numerals: 1. a small diameter tube; 2. a reducer pipe; 3. a connecting pipe; 4. a large diameter pipe; 5. a seal ring; 6. a sealing groove; 7. a fixed flange; 8. rotating the flange; 9. a through hole; 10. fixing the screw rod; 11. a compression nut; 12. a rotating shaft; 13. a gear; 14. a toothed ring; 15. a support plate; 16. a worm gear; 17. erecting a block; 18. a worm; 19. a hand wheel; 20. triangular support piece.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

Referring to fig. 1-2, a reducing pipe comprises a small-diameter pipe 1, the small-diameter pipe 1 is arranged to be connected and fixed with a pipe with a smaller diameter, a reducing pipe 2 is fixedly connected to one side of the small-diameter pipe 1, the reducing pipe 2 is arranged to be used for medium flowing to play a role of reducing transition, one end of the reducing pipe 2, far away from the small-diameter pipe 1, is fixedly connected with a connecting pipe 3, far away from the reducing pipe 2, is fixedly connected with a sealing ring 5, one side of the sealing ring 5, far away from the connecting pipe 3, is provided with a large-diameter pipe 4, the connecting pipe 3 is arranged to communicate the reducing pipe 2 with the large-diameter pipe 4, the large-diameter pipe 4 is arranged to be connected and fixed with a pipe with a larger diameter, a side wall of the large-diameter pipe 4, close to the connecting pipe 3, is provided with a sealing groove 6 matched with the sealing ring 5, the sealing groove 6 and the sealing ring 5 are arranged to be matched with each other to seal a gap between the connecting pipe 3 and the large-diameter pipe 4, to reduce the probability of leakage of the flowing medium.

Referring to fig. 1-2, a rotating flange 8 is rotatably connected to the outer side of the connecting pipe 3, the rotating flange 8 is arranged to guide the rotation of the connecting pipe 3, a fixing flange 7 is arranged on one side of the rotating flange 8 close to the large-diameter pipe 4, the fixing flange 7 is fixedly connected to the large-diameter pipe 4, a fixing screw 10 is uniformly and fixedly connected to one side of the fixing flange 7, the fixing screw 10 is arranged to limit the rotating flange 8, the fixing screw 10 is detachably connected to the rotating flange 8, through holes 9 matched with the fixing screw 10 are uniformly formed in the surface of the rotating flange 8, the through holes 9 are arranged to allow the fixing screw 10 to penetrate through, the fixing screw 10 penetrates through the through holes 9, a gland nut 11 is threadedly connected to the outer side of the through holes 9, when the gland nut 11 is screwed, the rotating flange 8 and the connecting pipe 3 can be driven to move simultaneously, so that after the eccentric positions of the reducing pipe 2 and the small-diameter pipe 1 are adjusted, the gland nut 11 can be screwed to drive the rotating flange 8, the connecting pipe 3 and the sealing ring 5 to move towards one side of the large-diameter pipe 4, so that the sealing ring 5 is moved to the inside of the sealing groove 6 to start the sealing effect.

Referring to fig. 1-3, a toothed ring 14 is fixedly connected to an outer side of the reducer pipe 2, the toothed ring 14 is arranged to drive the reducer pipe 2 to rotate along with the reducer pipe, a triangular support plate 20 is uniformly and fixedly connected to a side of the toothed ring 14 away from the rotating flange 8, the triangular support plate 20 is fixedly connected to an outer wall of the reducer pipe 2, the triangular support plate 20 is arranged to improve the connection strength between the toothed ring 14 and the reducer pipe 2, a gear 13 is engaged with a top of the toothed ring 14, the gear 13 is arranged to drive the toothed ring 14 and the reducer pipe 2 to rotate along with the reducer pipe when rotating, so as to adjust the eccentric positions of the reducer pipe 2 and the reducer pipe 1, a rotating shaft 12 is fixedly connected to one side of the gear 13, the rotating shaft 12 is rotatably connected to the fixing flange 7, the rotating shaft 12 is arranged to drive the gear 13 to rotate along with the reducer pipe when rotating, a support plate 15 is rotatably connected to an outer side of the rotating shaft 12, the support plate 15 is fixedly connected to the large-diameter pipe 4, the support plate 15 is provided to provide support to the shaft 12 and to stabilize the shaft 12.

Referring to fig. 1-2, a worm wheel 16 is fixedly connected to one end of a rotating shaft 12, which is far away from a gear 13, a worm 18 is engaged with the outer side of the worm wheel 16, the worm 18 is arranged to drive the worm wheel 16 and the rotating shaft 12 to rotate during rotation, so as to adjust the eccentric positions of the small-diameter pipe 1 and the reducer pipe 2, and meanwhile, through the self-locking property of the transmission of the worm wheel 16 and the worm 18, the probability that the reducer pipe 2 and the small-diameter pipe 1 rotate by themselves after the installation is completed can be reduced, upright blocks 17 are symmetrically and rotatably connected to the outer side of the worm 18, the upright blocks 17 are fixedly connected to the outer wall of the large-diameter pipe 4, the upright blocks 17 are arranged to support and fix the worm 18, a hand wheel 19 is fixedly connected to one end of the worm 18, and the hand wheel 19 is arranged to facilitate rotation adjustment of the worm 18.

The application has the implementation principle that:

when the sealing device is installed, one end of the large-diameter pipe 4 is connected and fixed with a pipe with a large diameter, the worm 18 is rotated according to the position of the pipe with a small diameter, the worm 18 drives the gear 13 and the toothed ring 14 to rotate through the worm wheel 16 and the rotating shaft 12 when rotating, the toothed ring 14 drives the reducing pipe 2 and the small-diameter pipe 1 to rotate along with the worm, the eccentric positions of the reducing pipe 2 and the small-diameter pipe 1 are adjusted until the eccentric positions are adjusted to the required positions, then the compression nut 11 is screwed, the compression nut 11 drives the rotating flange 8 and the connecting pipe 3 to move towards one side of the large-diameter pipe 4 when rotating until one end of the sealing ring 5 is attached to the inner wall of the sealing groove 6, the sealing effect is achieved, and then the pipe with the small diameter can be connected and fixed with the small-diameter pipe 1.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A reducing pipe comprises a small-diameter pipe (1), and is characterized in that: one side of the small-diameter pipe (1) is fixedly connected with a communicated reducer pipe (2), one end of the reducer pipe (2), far away from the small-diameter pipe (1), is fixedly connected with a communicated connecting pipe (3), one side of the connecting pipe (3), far away from the reducer pipe (2), is fixedly connected with a sealing ring (5), one side of the sealing ring (5), far away from the connecting pipe (3), is provided with a large-diameter pipe (4), one side wall of the large-diameter pipe (4), close to the connecting pipe (3), is provided with a sealing groove (6) matched with the sealing ring (5), the outer side of the connecting pipe (3) is rotatably connected with a rotating flange (8), one side of the rotating flange (8), close to the large-diameter pipe (4), is provided with a fixing flange (7), the fixing flange (7) is fixedly connected with the large-diameter pipe (4), and one side of the fixing flange (7) is uniformly and fixedly connected with a fixing screw (10), the fixed screw (10) is detachably connected with the rotating flange (8).

2. A reducer according to claim 1, in which: the surface of the rotating flange (8) is uniformly provided with a through hole (9) matched with the fixing screw rod (10), the fixing screw rod (10) penetrates through the through hole (9), and the outer side of the through hole (9) is in threaded connection with a compression nut (11).

3. A reducer according to claim 1, in which: the outside fixedly connected with ring gear (14) of reducing pipe (2), the top meshing of ring gear (14) is connected with gear (13), one side fixedly connected with pivot (12) of gear (13), pivot (12) with mounting flange (7) rotate and are connected.

4. A reducer according to claim 3, in which: the outside of pivot (12) is rotated and is connected with backup pad (15), backup pad (15) with major diameter pipe (4) fixed connection.

5. A reducer according to claim 4, in which: one end of the rotating shaft (12) far away from the gear (13) is fixedly connected with a worm wheel (16), and the outer side of the worm wheel (16) is connected with a worm (18) in a meshed mode.

6. A reducer according to claim 5, in which: the outer side of the worm (18) is symmetrically and rotatably connected with a vertical block (17), and the vertical block (17) is fixedly connected with the outer wall of the large-diameter pipe (4).

7. A reducer according to claim 6, in which: one end of the worm (18) is fixedly connected with a hand wheel (19).

8. A reducer according to claim 3, in which: the gear ring (14) is far away from one side of the rotating flange (8) and is evenly and fixedly connected with a triangular supporting sheet (20), and the triangular supporting sheet (20) is fixedly connected with the outer wall of the reducer pipe (2).